Midwest Fastener 5/16 in. x 1 in. Woodruff Key

The Midwest Fastener 5/16 in. x 1 in. Woodruff Key is engineered to provide reliable torque transmission and secure component locking on rotating shafts. Manufactured from durable steel with a protective zinc finish, it delivers enhanced resistance to wear and corrosion across diverse mechanical assemblies. Ideal for automotive, industrial, and small engine applications, this woodruff key fits precisely into standard semicircular keyways to ensure proper alignment and prevent rotational slippage during operation.